Webster's Dictionary 1913

487

Octosyllabic

{ Oc′to‐syl‐lab″ic (?), Oc′to‐syl‐lab″ic‐al (?), } a. [L. octosyllabus. See Octo-, and Syllable.] Consisting of or containing eight syllables.

488

Octosyllable

Oc″to‐syl′la‐ble (?), a. Octosyllabic.

489

Octosyllable (2)

Oc″to‐syl′la‐ble, n. A word of eight syllables.

490

Octoyl

Oc″to‐yl (�), n. [Octoic + -yl.] (Chem.) A hypothetical radical (C8H15O), regarded as the essential residue of octoic acid.

491

Octroi

‖Oc′troi″ (?), n. 1. A privilege granted by the sovereign authority, as the exclusive right of trade granted to a guild or society; a concession.2. A tax levied in money or kind...

492

Octuor

Oc″tu‐or (?), n. [From L. octo eight + -uor, as in L. quatuor.] (Mus.) See Octet.

493

Octuple

Oc″tu‐ple (?), a. [L. octuplus; cf. Gr. �: cf. F. octuple.] Eightfold.

494

Octyl

Oc″tyl (?), n. [Octane + -yl.] (Chem.) A hypothetical hydrocarbon radical regarded as an essential residue of octane, and as entering into its derivatives; as, octyl alcohol.

495

Octylene

Oc″tyl‐ene (?), n. [Octane + ethylene.] (Chem.) Any one of a series of metameric hydrocarbons (C8H16) of the ethylene series. In general they are combustible, colorless liquids.

496

Octylic

Oc‐tyl″ic (?), a.(Chem.) Pertaining to, derived from, or containing, octyl; as, octylic ether.

497

Ocular

Oc″u‐lar (?), a. [L. ocularis, ocularius, fr. oculus the eye: cf. F. oculaire. See Eye, and cf. Antler, Inveigle.] 1. Depending on, or perceived by, the eye; received by actual ...

498

Ocular (2)

Oc″u‐lar, n.(Opt.) The eyepiece of an optical instrument, as of a telescope or microscope.

499

Ocularly

Oc″u‐lar‐ly, adv. By the eye, or by actual sight.

500

Oculary

Oc″u‐la‐ry (?), a. Of or pertaining to the eye; ocular; optic; as, oculary medicines. Holland.

501

Oculate

{ Oc″u‐late (?), Oc″u‐la′ted (?), } a. [L. oculatus, fr. oculus eye.] 1. Furnished with eyes.2. Having spots or holes resembling eyes; ocellated.

502

Oculiform

Oc′u‐li‐form (?), a. [L. oculus the eye + form: cf. F. oculiforme.] In the form of an eye; resembling an eye; as, an oculiform pebble.

503

Oculina

‖Oc′u‐li″na (?), n. [NL., fr. L. oculus the eye.] (Zoöl.) A genus of tropical corals, usually branched, and having a very volid texture.

504

Oculinacea

‖Oc′u‐li‐na″‐ce‐a (?), n. pl. [NL., fr. NL. oculina the name of a typical genus.] (Zoöl.) A suborder of corals including many reef-building species, having round, starlike calic...

505

Oculist

Oc″u‐list (?), n. [L. oculus the eye: cf. F. oculiste.] One skilled in treating diseases of the eye.

506

Oculo-

Oc″u‐lo– (?). A combining form from L. oculus the eye.

507

Oculomotor

Oc′u‐lo‐mo″tor (?), a. [Oculo- + motor.] (Anat.) Of or pertaining to the movement of the eye; — applied especially to the common motor nerves (or third pair of cranial nerves) w...

508

Oculonasal

Oc′u‐lo‐na″sal (?), a. [Oculo- + nasal.] (Anat.) Of or pertaining to the region of the eye and the nose; as, the oculonasal, or nasal, nerve, one of the branches of the ophthalmic.

509

Oculus

‖Oc″u‐lus (?), n.; pl.Oculi (#). 1. An eye; (Bot.) a leaf bud.2. (Arch.) A round window, usually a small one.

510

Ocypodian

O′cy‐po″di‐an, n. [Gr. ωκὔσ swift + πούσ, ποδόσ, foot.] (Zoöl.) One of a tribe of crabs which live in holes in the sand along the seashore, and run very rapidly, — whence the name.

511

Od

Od (?), n.(Physics) An alleged force or natural power, supposed, by Reichenbach and others, to produce the phenomena of mesmerism, and to be developed by various agencies, as by...

512

Odal

O″dal (?), n. [Cf. Icel. ē�al, Dan. odel allodial, Sw. odal.] (Law) Among the early and medieval Teutonic peoples, esp. Scandinavians, the heritable land held by the various oda...

513

Odal (2)

O″dal, a.(Law) Noting, or pert. to, odal land or ownership.